NGK IX Iridium Spark Plug Box of 4 (CR9EIX)

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.
ATV – 2002-98 ATK, 2003-01 CANNONDALE, M/C – 2006 APRILIA, 2008-03 DUCATI, 2003 HON, 2009-88 KAW, 2003-99 MV AUGUSTA, 2003-99 MZ, 2008-92 SUZ, 2004-00 TRIUMPH, 2007 VESPA, 2008-94 YAM, PWC – 2009-03 KAW, SNOW – 2008-03 YAM

• RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability
• Fine iridium tip ensures durable and consistent spark

Fitment:
Aprilia RSV4 Factory Base 2010
Aprilia RSV4 Factory SE Base 2011
Aprilia RSV4 R Base 2010 to 2011
Aprilia Scarabeo 100 Base 2006 to 2009
Arctic Cat Bearcat 7000 XT Base 2016 to 2019
Arctic Cat Bearcat 7000 XT GS Base 2017 to 2018
Arctic Cat M 7000 Limited 153 Base 2016
Arctic Cat M 7000 Limited 162 Base 2016
Arctic Cat M 7000 Sno Pro 153 Base 2015 to 2016
Arctic Cat M 7000 Sno Pro 162 Base 2016
Arctic Cat Pantera 7000 Base 2015 to 2016
Arctic Cat Pantera 7000 Base 2018
Arctic Cat Pantera 7000 Limited Base 2015 to 2019
Arctic Cat Pantera 7000 XT Limited Base 2016 to 2019
Arctic Cat Wildcat XX Base 2020
Arctic Cat XF 7000 Cross Country Base 2015
Arctic Cat XF 7000 Cross Country Sno Pro Base 2014
Arctic Cat XF 7000 Crosstour Base 2014 to 2018
Arctic Cat XF 7000 Crosstrek Base 2016 to 2018
Arctic Cat XF 7000 High Country Base 2015 to 2016
Arctic Cat XF 7000 Limited Base 2014 to 2015
Arctic Cat XF 7000 LXR Base 2014 to 2015
Arctic Cat XF 7000 Sno Pro Base 2014 to 2015
Arctic Cat ZR 7000 129 Base 2018
Arctic Cat ZR 7000 137 Base 2018 to 2019
Arctic Cat ZR 7000 El Tigre Base 2015 to 2017
Arctic Cat ZR 7000 Limited Base 2014 to 2015
Arctic Cat ZR 7000 Limited 129 Base 2016
Arctic Cat ZR 7000 Limited 137 Base 2016 to 2019
Arctic Cat ZR 7000 Limited 137 iACT Base 2019
Arctic Cat ZR 7000 LXR Base 2014 to 2015
Arctic Cat ZR 7000 LXR 129 Base 2016 to 2017
Arctic Cat ZR 7000 LXR 137 Base 2016 to 2017
Arctic Cat ZR 7000 RR Base 2015 to 2016
Arctic Cat ZR 7000 Sno Pro Base 2014 to 2015
Arctic Cat ZR 7000 Sno Pro 129 Base 2016
Arctic Cat ZR 7000 Sno Pro 129 Base 2018
Arctic Cat ZR 7000 Sno Pro 137 Base 2016 to 2018
Cannondale Blaze 440 Base 2002 to 2003
Cannondale C440R Base 2002
Cannondale Cannibal 440 Base 2002 to 2003
Cannondale E440 Base 2002
Cannondale Moto 440 Base 2002
Cannondale Speed 440 Base 2002 to 2003
Cannondale X440 Base 2002
Ducati 749 Base 2004 to 2006
Ducati 749 Dark Base 2005 to 2006
Ducati 749R Base 2004 to 2005
Ducati 749S Base 2004 to 2006
Ducati 998 Biposto Base 2003
Ducati 998 Matrix Base 2004
Ducati 998 Monoposto Base 2003
Ducati ST3 Base 2004 to 2007
Harley Davidson FLDE Deluxe 107 Base 2018
Harley Davidson FLFB Fat Boy 107 Base 2018
Harley Davidson FLFBS Fat Boy 114 Base 2018
Harley Davidson FLHC Heritage Classic 107 Base 2018
Harley Davidson FLHCS Heritage Classic 114 Base 2018
Harley Davidson FLHR Road King Base 2017 to 2019
Harley Davidson FLHRXS Road King Special Base 2017 to 2019
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2017 to 2019
Harley Davidson FLHTCUTG Tri Glide Ultra Base 2017 to 2019
Harley Davidson FLHTK Ultra Limited Base 2017 to 2019
Harley Davidson FLHTKL Ultra Limited Low Base 2017 to 2019
Harley Davidson FLHTKSE CVO Limited Base 2017 to 2019
Harley Davidson FLHX Street Glide Base 2017 to 2019
Harley Davidson FLHXS Street Glide Special Base 2017 to 2019
Harley Davidson FLHXSE CVO Street Glide Base 2017 to 2019
Harley Davidson FLRT Freewheeler Base 2017 to 2019
Harley Davidson FLSB Sport Glide 107 Base 2018 to 2019
Harley Davidson FLSL Softail Slim 107 Base 2018 to 2019
Harley Davidson FLTRU Road Glide Ultra Base 2017 to 2019
Harley Davidson FLTRX Road Glide Base 2017 to 2019
Harley Davidson FLTRXS Road Glide Special Base 2017 to 2019
Harley Davidson FLTRXSE CVO Road Glide Base 2018 to 2019
Harley Davidson FXBB Street Bob 107 Base 2018 to 2019
Harley Davidson FXBR Breakout 107 Base 2018 to 2019
Harley Davidson FXBRS Breakout 114 Base 2018 to 2019
Harley Davidson FXDRS FXDR 114 Base 2019
Harley Davidson FXFB Fat Bob 107 Base 2018 to 2019
Harley Davidson FXFBS Fat Bob 114 Base 2018 to 2019
Harley Davidson FXLR Low Rider 107 Base 2018 to 2019
Harley Davidson XG500 Street 500 Base 2015 to 2019
Harley Davidson XG750 Street 750 Base 2015 to 2019
Harley Davidson XG750A Street Rod Base 2018 to 2019
Husqvarna TC250 Base 2009 to 2011
Husqvarna Te250 Base 2009 to 2012
Husqvarna TE310 Base 2012
Husqvarna TXC 250 Base 2010 to 2012
Husqvarna TXC 310 Base 2012
Kawasaki JT1200 STX-12F Base 2003 to 2007
Kawasaki JT1500 STX Base 2009 to 2010
Kawasaki JT1500 STX-15F Base 2004 to 2016
Kawasaki JT1500 Ultra LX Base 2007 to 2016
Kawasaki Z750S Base 2005 to 2006
Kawasaki ZR1100 Base 1993
Kawasaki ZR800 Z800 ABS Base 2016
Kawasaki ZRX1100 Base 1999 to 2000
Kawasaki ZRX1200 Base 2001 to 2005
Kawasaki ZX1100 GPz Base 1995 to 1997
Kawasaki ZX1100 GPZ ABS Base 1996
Kawasaki ZX1100 Ninja ZX-11 Base 1990 to 2001
Kawasaki ZX1200 Ninja ZX-12R Base 2001 to 2005
Kawasaki ZX600 Ninja 600R Base 1990 to 1997
Kawasaki ZX600 Ninja ZX-6 Base 1990 to 2002
Kawasaki ZX600 Ninja ZX-6R Base 1995 to 2002
Kawasaki ZX600 Ninja ZX-6R Base 2007 to 2012
Kawasaki ZX600 Ninja ZX6-RR Base 2003 to 2005
Kawasaki ZX636 Ninja ZX-6R Base 2003 to 2006
Kawasaki ZX636 Ninja ZX-6R Base 2013 to 2019
Kawasaki ZX636 Ninja ZX-6R 30th Anniversary Base 2015
Kawasaki ZX636 Ninja ZX-6R ABS Base 2013 to 2017
Kawasaki ZX636 Ninja ZX-6R ABS Base 2019
Kawasaki ZX636 Ninja ZX-6R ABS 30th Anniversary Base 2015
Kawasaki ZX750 Ninja ZX-7 Base 1991 to 1995
Kawasaki ZX750 Ninja ZX-7R Base 1991 to 1995
Kawasaki ZX900 Ninja ZX-9R Base 1994 to 2003
Kawasaki ZZR 600 Base 2003 to 2008
Kawasaki ZZR1200 Base 2002 to 2005
KTM 250 SX-F Base 2013
MV Agusta Brutale 1090 ABS Base 2013
MV Agusta Brutale 1090R Base 2012
MV Agusta Brutale 1090R ABS Base 2013
MV Agusta Brutale 1090RR Base 2012
MV Agusta Brutale 1090RR ABS Base 2013
MV Agusta Brutale 910 R Base 2007
MV Agusta Brutale 990R Base 2010 to 2011
MV Agusta F4 Base 2010 to 2011
MV Agusta F4 ABS Base 2013
MV Agusta F4 RR 312 1078 Base 2009
MV Agusta F4-1000 S Base 2006
MV Agusta F4-1000 S 1+1 Base 2006
MV Agusta F4-S Base 2000 to 2002
MV Agusta F4-S 1+1 Base 2001 to 2002
MV Agusta F4R ABS Base 2013
Piaggio MP3 250 Base 2007 to 2009
Polaris Ranger 900 XP Base 2013 to 2014
Polaris Ranger RZR 570 Base 2012 to 2013
Polaris Ranger RZR 570 EPS Trail LE Base 2013
Polaris Ranger RZR XP 4 900 Base 2013
Polaris Ranger RZR XP 4 900 EPS LE Base 2012 to 2013
Polaris Ranger RZR XP 900 Base 2011 to 2013
Polaris Ranger RZR XP 900 EPS LE Base 2013
Polaris Ranger RZR XP 900 EPS Walker Evans LE Base 2013
Polaris Ranger RZR XP 900 HO Jagged X Edition Base 2013
Polaris Ranger RZR XP 900 LE Base 2012 to 2013
Suzuki DR-Z250 Base 2001 to 2007
Suzuki DR350 Base 1994 to 1999
Suzuki DR350SE Base 1994 to 1999
Suzuki GSF600S Bandit Base 1996 to 2003
Suzuki GSX-R1000 Base 2001 to 2006
Suzuki GSX-R1100 Base 1993 to 1998
Suzuki GSX-R600 Base 1992 to 1993
Suzuki GSX-R600 Base 1997 to 2007
Suzuki GSX-R750 Base 1993 to 2009
Suzuki GSX1300R Hayabusa Base 1999 to 2007
Suzuki GSX1300R Hayabusa Limited Edition Base 2006
Suzuki GSX600F Katana Base 1996 to 2006
Suzuki GSX750F Katana Base 1999 to 2006
Suzuki RF600 Base 1994 to 1996
Suzuki RF900 Base 1994 to 1997
Suzuki TL1000R Base 1998 to 2003
Suzuki TL1000S Base 1997 to 2001
Textron Wildcat XX Base 2018
TM SMX450F Base 2011
Triumph Daytona 600 Base 2003 to 2004
Triumph Daytona 650 Base 2005
Triumph Daytona 675 Base 2006 to 2014
Triumph Daytona 675 Base 2016
Triumph Daytona 675 ABS Base 2015
Triumph Daytona 675 R Base 2011 to 2014
Triumph Daytona 675 R Base 2016 to 2017
Triumph Daytona 675 R ABS Base 2015
Triumph Daytona 955i Base 2002 to 2004
Triumph Speed Four Base 2002 to 2005
Triumph Speed Triple Base 2002 to 2004
Triumph Speed Triple Base 2007 to 2008
Triumph Sprint RS Base 2002 to 2004
Triumph Sprint ST Base 2002 to 2010
Triumph Street Triple 675 Base 2008 to 2013
Triumph Street Triple ABS Base 2014 to 2016
Triumph Street Triple R Base 2009 to 2013
Triumph Street Triple R Base 2017
Triumph Street Triple R ABS Base 2014 to 2016
Triumph Tiger Base 2007 to 2010
Triumph Tiger 800 Base 2011
Triumph Tiger 800 ABS Base 2011 to 2014
Triumph Tiger 800 Xc Base 2011
Triumph Tiger 800 Xc Base 2014 to 2016
Triumph Tiger 800 XC ABS Base 2011 to 2013
Triumph Tiger 800 XCa Base 2016 to 2017
Triumph Tiger 800 XCx Base 2015 to 2017
Triumph Tiger 800 XR Base 2015 to 2017
Triumph Tiger 800 XRt Base 2016 to 2017
Triumph Tiger 800 XRx Base 2015 to 2017
Triumph TT600 Base 2000 to 2003
Yamaha ELT1050 210 FSH Base 2018
Yamaha ELT1050 210 FSH Deluxe Base 2018
Yamaha ELT1050 210 FSH Sport Base 2018
Yamaha EX1050 EX Base 2017 to 2019
Yamaha EX1050 EX Deluxe Base 2017 to 2019
Yamaha EX1050 EX Sport Base 2017 to 2019
Yamaha EX1050 EXR Base 2019
Yamaha FAT1100 212SS Base 2008 to 2010
Yamaha FAT1100 212X Base 2008 to 2010
Yamaha FRT1100 AR210 Base 2006 to 2011
Yamaha FRT1100 SR210 Base 2006 to 2007
Yamaha FRT1100A SX210 Base 2006 to 2007
Yamaha FRT1100B SX210 Base 2008 to 2011
Yamaha FX10 FX Nytro Base 2008 to 2014
Yamaha FX1000 FX140 Base 2003 to 2004
Yamaha FX1000 WaveRunner FX Base 2005 to 2008
Yamaha FX1000A FX140 Cruiser Base 2002 to 2004
Yamaha FX1000A WaveRunner FX Cruiser Base 2005 to 2008
Yamaha FX10M FX Nytro MTX 153 Base 2012 to 2014
Yamaha FX10M FX Nytro MTX 162 Base 2013 to 2014
Yamaha FX10M FX Nytro MTX SE 153 Base 2010 to 2012
Yamaha FX10M FX Nytro MTX SE 162 Base 2010 to 2012
Yamaha FX10MT FX Nytro MTX Base 2008 to 2010
Yamaha FX10MTRA FX Nytro MTX 40th Anniv Base 2008
Yamaha FX10RT FX Nytro RTX Non-Reverse Base 2008
Yamaha FX10RTR FX Nytro RTX Base 2008 to 2013
Yamaha FX10RTRA FX Nytro RTX 40th Anniv Base 2008
Yamaha FX10RTRS FX Nytro RTX SE Base 2009 to 2010
Yamaha FX10XT FX Nytro XTX Base 2009 to 2013
Yamaha FX10XT FX Nytro XTX 1.75 Base 2013 to 2014
Yamaha FX1100 WaveRunner FX HO Base 2004 to 2006
Yamaha FX1100 WaveRunner FX HO Base 2008
Yamaha FX1100 WaveRunner VX Base 2007
Yamaha FX1100A WaveRunner FX Cruiser HO Base 2004 to 2008
Yamaha FX1100B WaveRunner FX Cruiser HO 50th Ann. Base 2006
Yamaha FZ6R Base 2009 to 2017
Yamaha FZ8 Base 2011 to 2013
Yamaha FZS1000 FZ1 Base 2001 to 2015
Yamaha FZS600 FZ6 Base 2004 to 2009
Yamaha LAT1100 AR210 Base 2012 to 2015
Yamaha LAT1100 SX210 Base 2012 to 2015
Yamaha LBT1050 AR210 Base 2018
Yamaha LBT1050 SX210 Base 2018
Yamaha RX10 RX-1 Base 2003 to 2005
Yamaha RX10GT Apex GT Base 2006 to 2010
Yamaha RX10GTA Apex GT 40th Anniv Base 2008
Yamaha RX10L Apex LE Base 2016 to 2017
Yamaha RX10L Apex LE 50th Base 2018
Yamaha RX10LT Apex LTX Base 2008 to 2010
Yamaha RX10LTGT Apex LTX GT Base 2008 to 2010
Yamaha RX10LTGTA Apex LTX GT 40th Anniv Base 2008
Yamaha RX10M Apex Mountain Base 2006 to 2007
Yamaha RX10M RX-1 Mountain Base 2003 to 2005
Yamaha RX10MS Apex Mountain SE Base 2007
Yamaha RX10MS RX-1 Mountain LE Base 2003 to 2005
Yamaha RX10MT Apex MTX Base 2008 to 2010
Yamaha RX10MTA Apex MTX SE 40th Anniv Base 2008
Yamaha RX10P Apex Base 2008 to 2017
Yamaha RX10PS Apex SE Base 2011 to 2015
Yamaha RX10R Apex Base 2008 to 2014
Yamaha RX10R Apex ER Base 2006 to 2007
Yamaha RX10R RX-1 ER Base 2003 to 2005
Yamaha RX10RS RX-1 ER LE Base 2003 to 2005
Yamaha RX10RT Apex RTX Base 2006 to 2007
Yamaha RX10RT Apex RTX Base 2009
Yamaha RX10RTR Apex RTX ER Base 2007 to 2008
Yamaha RX10S RX-1 LE Base 2003 to 2004
Yamaha RX10XT Apex XTX Base 2011 to 2017
Yamaha RX10XT75 Apex XTX 1.75 Base 2016 to 2017
Yamaha RX10XTL Apex XTX 1.75 LE Base 2016 to 2017
Yamaha RXW10 Attack Base 2006 to 2007
Yamaha RXW10 RX Warrior Base 2004 to 2005
Yamaha RXW10GT Attack GT Base 2007
Yamaha RXW10S RX Warrior LE Base 2004 to 2005
Yamaha SR Viper Base 2014
Yamaha SR Viper LTX Base 2014
Yamaha SR Viper LTX SE Base 2014
Yamaha SR Viper RTX SE Base 2014
Yamaha SR Viper XTX SE Base 2014
Yamaha SR10 SR Venture DX Base 2018
Yamaha SR10BL SR Viper BTX LE Base 2017
Yamaha SR10L SR Viper LTX Base 2019
Yamaha SR10LD SR Viper LTX DX Base 2015 to 2018
Yamaha SR10LL SR Viper LTX LE Base 2016 to 2017
Yamaha SR10LS SR Viper LTX SE Base 2015 to 2017
Yamaha SR10M41S SR Viper MTX 141 SE Base 2016
Yamaha SR10M53 SR Viper MTX 153 Base 2015 to 2016
Yamaha SR10M53L SR Viper MTX 153 LE Base 2016
Yamaha SR10M53S SR Viper MTX 153 SE Base 2015
Yamaha SR10M53S SR Viper MTX 153 SE Base 2017
Yamaha SR10M62 SR Viper MTX 162 Base 2016
Yamaha SR10M62L SR Viper MTX 162 LE Base 2015 to 2016
Yamaha SR10M62S SR Viper MTX 162 SE Base 2015 to 2017
Yamaha SR10R SR Viper RTX Base 2018
Yamaha SR10RD SR Viper RTX DX Base 2015 to 2017
Yamaha SR10RL SR Viper RTX LE Base 2015 to 2016
Yamaha SR10RS SR Viper RTX SE Base 2015 to 2017
Yamaha SR10S37D SR Viper STX 137 DX Base 2016 to 2017
Yamaha SR10S46D SR Viper STX 146 DX Base 2016 to 2017
Yamaha SR10SD SR Viper STX DX Base 2015
Yamaha SR10XL SR Viper XTX LE Base 2015 to 2016
Yamaha SR10XS SR Viper XTX SE Base 2015 to 2017
Yamaha SRT1000 SR230 Base 2003 to 2005
Yamaha SRT1000A SX230 Base 2004 to 2006
Yamaha SRT1000B AR230 Base 2004 to 2006
Yamaha SRT1100 AR230 HO Base 2005 to 2006
Yamaha SRT1100 SX230 HO Base 2005 to 2006
Yamaha SXT1100 232 Limited Base 2008 to 2009
Yamaha SXT1100 232 Limited S Base 2009
Yamaha SXT1100 AR230 HO Base 2007 to 2009
Yamaha SXT1100 SR230 HO Base 2007
Yamaha SXT1100 SX230 HO Base 2007 to 2009
Yamaha TTR250 Base 1999 to 2006
Yamaha VX1050A WaveRunner VX Cruiser Base 2016 to 2019
Yamaha VX1050B WaveRunner VX Deluxe Base 2016 to 2019
Yamaha VX1050C WaveRunner VX Base 2016 to 2019
Yamaha VX1050D WaveRunner V1 Sport Base 2016
Yamaha VX1050E WaveRunner V1 Base 2016
Yamaha VX1050F WaveRunner VX Limited Base 2016 to 2019
Yamaha VX1100 WaveRunner 1100 Sport Base 2005 to 2006
Yamaha VX1100 WaveRunner VX Base 2007 to 2010
Yamaha VX1100 WaveRunner VX-C Base 2019
Yamaha VX1100A WaveRunner 1100 Deluxe Base 2005 to 2006
Yamaha VX1100A WaveRunner VX Cruiser Base 2007 to 2015
Yamaha VX1100B WaveRunner VX Deluxe Base 2007 to 2015
Yamaha VX1100C WaveRunner VX Base 2015
Yamaha VX1100C WaveRunner VX Sport Base 2007 to 2014
Yamaha VX1100D WaveRunner V1 Sport Base 2015
Yamaha VX1100E WaveRunner V1 Base 2015
Yamaha WR250F Base 2007 to 2009
Yamaha WR250F Base 2012 to 2013
Yamaha WR250R Base 2008 to 2019
Yamaha WR250X Base 2008 to 2011
Yamaha YXZ1000R Base 2016 to 2019
Yamaha YXZ1000R SE Base 2016 to 2019
Yamaha YXZ1000R SS Base 2017 to 2019
Yamaha YXZ1000R SS SE Base 2017 to 2019
Yamaha YZ250F Base 2012 to 2013
Yamaha YZF-R1 Base 1998 to 2001
Yamaha YZF-R1 Base 2004 to 2008
Yamaha YZF-R1 LE Base 2006
Yamaha YZF600R Base 1995 to 2007
Yamaha YZF750R Base 1994
Yamaha YZF750R Base 1996 to 1998